public override GrassFunc Clone()
{
GrassFunc newFunc = new GrassMyFunc(_ArgNumberMax, _CurrentArgNumber, _SentenceList);
newFunc.CopyFuncStack(_FuncStack);
return(newFunc);
}
protected override GrassFunc Curry(GrassFunc func)
{
GrassMyFunc newFunc = new GrassMyFunc(_ArgNumberMax, _CurrentArgNumber + 1, _SentenceList);
newFunc.CopyFuncStack(_FuncStack);
newFunc.Push(func);
return(newFunc);
}
protected override GrassFunc Curry(GrassFunc func)
{
GrassMyFunc newFunc = new GrassMyFunc(_ArgNumberMax, _CurrentArgNumber + 1, _SentenceList);
newFunc.CopyFuncStack(_FuncStack);
newFunc.Push(func);
return newFunc;
}
public override GrassFunc Clone()
{
GrassFunc newFunc = new GrassMyFunc(_ArgNumberMax, _CurrentArgNumber, _SentenceList);
newFunc.CopyFuncStack(_FuncStack);
return newFunc;
}
/// <summary>
/// 連続トークンを読み取り、解釈し、関数を定義/適用する
/// </summary>
/// <param name="tokenWithCountList"></param>
/// <returns>関数の定義/適用結果リスト</returns>
/// <exception cref="GllException">パースに失敗</exception>
private static InterpretResult InterpretFromTokenWithCounts(Stack<GrassFunc> initStack,
IEnumerable<TokenWithCount> tokenWithCountList)
{
bool isLoopEnd = false;
var localFuncStack = new Stack<GrassFunc>();
try
{
//残りのトークンリスト
var tokenWithCounts = tokenWithCountList.Where(twc => twc.Token != Token.None).ToArray();
for(int index = 0; !isLoopEnd && index < tokenWithCounts.Length; index++)
{
//行の先頭トークン
var headTokenCount = tokenWithCounts[index];
switch (headTokenCount.Token)
{
case Token.LCW:
{
#region 関数定義部(ww..WW..ww..)
GrassMyFunc currentFunc = new GrassMyFunc(headTokenCount.Count);
while (true)
{
//2つ取り出す
index++;
var firstTokenCount = tokenWithCounts[index];
if (firstTokenCount.Token == Token.UCW)
{
index++;
var secondTokenCount = tokenWithCounts[index];
if (secondTokenCount.Token == Token.LCW)
{
currentFunc.AddSentence(new Sentence()
{
CountUpperCaseW = firstTokenCount.Count,
CountLowerCaseW = secondTokenCount.Count,
});
}
else
{
throw new GllArgumentNotFoundException("関数定義じゃねーの？");
}
}
else if (firstTokenCount.Token == Token.V || firstTokenCount.Token == Token.EOS)
{
currentFunc.CopyFuncStack(initStack);
currentFunc.CopyFuncStack(localFuncStack);
localFuncStack.Push(currentFunc);
break;
}
else // Token.LCW
{
throw new GllDisableTokenException(
"ヤダナー。LCWの後にLCWとか、そんな入力来るわけないじゃないですかー。そんなん引数が悪いっすわー");
}
}
#endregion
break;
}
case Token.UCW:
{
#region 関数適用部(WW..ww..)
//1つ取り出す
index++;
var firstTokenCount = tokenWithCounts[index];
if (firstTokenCount.Token == Token.LCW)
{
int funcCount = headTokenCount.Count - 1;
GrassFunc func = localFuncStack.Count > funcCount ?
localFuncStack.Get(funcCount) :
initStack.Get(funcCount - localFuncStack.Count);
int argCount = firstTokenCount.Count - 1;
GrassFunc arg = localFuncStack.Count > argCount ?
localFuncStack.Get(argCount) :
initStack.Get(argCount - localFuncStack.Count);
localFuncStack.Push(func.Apply(arg));
}
else
{
throw new GllArgumentNotFoundException("関数適用じゃねーの？");
}
#endregion
break;
}
case Token.V:
break;
case Token.EOS:
isLoopEnd = true;
break;
case Token.None:
default:
throw new GllDisableTokenException("バカな・・・そのトークンは存在しないはずだ・・・");
}
}
return new InterpretResult(true, localFuncStack.Reverse());//関数のリスト
}
catch (GllException)
{
return new InterpretResult(false, localFuncStack.Reverse());//致命的でない場合、失敗しても途中経過の関数リストを返す
}
}
